The Agricultural Resource Inventory 1983 (ARI 1983) dataset includes agricultural land use and drainage systems information. This dataset evaluates the mix of crops and classifies them into different categories which are valid over a long period of time. Mapping these systems provides an overview of the location, quantity and quality of the use of agricultural land in southern Ontario. Used by farmers, land use planners, municipal officials, policy makers and the general public. This dataset is no longer collected or maintained. Information and data held by the Ontario Ministry of Agriculture, Food and Rural Affairs for this record is historical.